'/sbin/ifconfig -a' returns:
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU :16436 Metric:1
RX packets:1489 errors:0 dropped:0 overruns:0 frame:0
TX packets:1489 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:2499880 (2.3 MiB) TX bytes:2499880 (2.3 MiB)
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